143488640

素因数分解:

$2^7\times 5^1\times {\mathrm{224201}}^1$

素因数の和:224220

約数の個数: 32

約数和(自身を含む): 343029060

約数和(自身を除く): 199540420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 224201, 448402, 896804, 1121005, 1793608, 2242010, 3587216, 4484020, 7174432, 8968040, 14348864, 17936080, 28697728, 35872160, 71744320, 143488640]

約数ペア:

[(1, 143488640), (2, 71744320), (4, 35872160), (5, 28697728), (8, 17936080), (10, 14348864), (16, 8968040), (20, 7174432), (32, 4484020), (40, 3587216), (64, 2242010), (80, 1793608), (128, 1121005), (160, 896804), (320, 448402), (640, 224201)]